Home / 49,020-67,648.12-26,664.48

Finding the Fourth Proportional to 49,020, 67,648.12 and 26,664.48

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Solution

The fourth proportional to 49,020, 67,648.12 and 26,664.48 is: 36,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,020 : 67,648.12 = 26,664.48 : x
  2. Step 2: Convert to fraction form
    49,020/67,648.12 = 26,664.48/x
  3. Step 3: Cross multiply
    49,020x = 67,648.12 × 26,664.48
  4. Step 4: Simplify right side
    49,020x = 1,803,801,942.78
  5. Step 5: Solve for x
    x = 1,803,801,942.78/49,020
  6. Step 6: Final answer
    x = 36,797.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.